CCJ's 10 44 is brought to you by Chevron Delo, heavy duty diesel engine oil. Now there's even more reasons to choose Delo. An oil sample is only as good as the method used to pull it. You're watching ...

Oil and fluid testing answers both short- and long-term questions about the internal condition of engines, transmissions and hydraulic systems. A one-time sample of engine or transmission oil gives a ...

Being able to verify the quality of lubricants is crucial for ensuring engine functionality. Credit: 3d_illustrator via Shutterstock. Lubricants and coolants are critical in engines to minimise the ...

While everybody knows what the oil pump's job is and why it's there, few enthusiasts consider the lowly bubbler as a possible engine tuning resource. We've come to appreciate that it takes power to ...

Is there a way to have your engine oil tested to see how it is holding up or if it's right for your engine? I have the cheapest company stock put in, but sometimes I notice that certain oil is more ...

Keeping up with oil changes is one of the simplest yet most crucial ways to extend your truck's life. Diesel engines, especially in hard-working semi-trucks, deal with massive loads and long hauls, so ...